chrX-7257367-ACCT-A

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP6_Very_StrongBS2

The NM_001320752.2(STS):​c.259+8_259+10del variant causes a splice donor 5th base, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0073 in 1,210,421 control chromosomes in the GnomAD database, including 37 homozygotes. There are 2,775 hemizygotes in GnomAD. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0058 ( 4 hom., 170 hem., cov: 24)
Exomes 𝑓: 0.0075 ( 33 hom. 2605 hem. )

Consequence

STS
NM_001320752.2 splice_donor_5th_base, intron

Scores

Not classified

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.0360
Variant links:
Genes affected
STS (HGNC:11425): (steroid sulfatase) This gene encodes a multi-pass membrane protein that is localized to the endoplasmic reticulum. It belongs to the sulfatase family and hydrolyzes several 3-beta-hydroxysteroid sulfates, which serve as metabolic precursors for estrogens, androgens, and cholesterol. Mutations in this gene are associated with X-linked ichthyosis (XLI). Alternatively spliced transcript variants resulting from the use of different promoters have been described for this gene (PMID:17601726). [provided by RefSeq, Mar 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP6
Variant X-7257367-ACCT-A is Benign according to our data. Variant chrX-7257367-ACCT-A is described in ClinVar as [Likely_benign]. Clinvar id is 445931.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chrX-7257367-ACCT-A is described in Lovd as [Likely_benign].
BS2
High Homozygotes in GnomAd4 at 4 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
STSNM_001320752.2 linkuse as main transcriptc.259+8_259+10del splice_donor_5th_base_variant, intron_variant ENST00000674429.1 NP_001307681.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
STSENST00000674429.1 linkuse as main transcriptc.259+8_259+10del splice_donor_5th_base_variant, intron_variant NM_001320752.2 ENSP00000501534 P1

Frequencies

GnomAD3 genomes
AF:
0.00579
AC:
651
AN:
112381
Hom.:
4
Cov.:
24
AF XY:
0.00492
AC XY:
170
AN XY:
34557
show subpopulations
Gnomad AFR
AF:
0.000871
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00235
Gnomad ASJ
AF:
0.00528
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00182
Gnomad FIN
AF:
0.0127
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00938
Gnomad OTH
AF:
0.00199
GnomAD3 exomes
AF:
0.00605
AC:
1107
AN:
182866
Hom.:
4
AF XY:
0.00557
AC XY:
375
AN XY:
67366
show subpopulations
Gnomad AFR exome
AF:
0.000914
Gnomad AMR exome
AF:
0.00139
Gnomad ASJ exome
AF:
0.00321
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00110
Gnomad FIN exome
AF:
0.0165
Gnomad NFE exome
AF:
0.00882
Gnomad OTH exome
AF:
0.00664
GnomAD4 exome
AF:
0.00745
AC:
8182
AN:
1097990
Hom.:
33
AF XY:
0.00717
AC XY:
2605
AN XY:
363350
show subpopulations
Gnomad4 AFR exome
AF:
0.000909
Gnomad4 AMR exome
AF:
0.00168
Gnomad4 ASJ exome
AF:
0.00392
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00107
Gnomad4 FIN exome
AF:
0.0152
Gnomad4 NFE exome
AF:
0.00841
Gnomad4 OTH exome
AF:
0.00573
GnomAD4 genome
AF:
0.00579
AC:
651
AN:
112431
Hom.:
4
Cov.:
24
AF XY:
0.00491
AC XY:
170
AN XY:
34617
show subpopulations
Gnomad4 AFR
AF:
0.000869
Gnomad4 AMR
AF:
0.00234
Gnomad4 ASJ
AF:
0.00528
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00182
Gnomad4 FIN
AF:
0.0127
Gnomad4 NFE
AF:
0.00939
Gnomad4 OTH
AF:
0.00197
Alfa
AF:
0.00743
Hom.:
57
Bravo
AF:
0.00471

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitterclinical testingCenter for Pediatric Genomic Medicine, Children's Mercy Hospital and ClinicsJun 15, 2017- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 02, 2024- -
X-linked ichthyosis with steryl-sulfatase deficiency Benign:1
Likely benign, criteria provided, single submitterclinical testingFulgent Genetics, Fulgent GeneticsJul 21, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs773065157; hg19: chrX-7175408; API